it's how you use it, that's crucial. most of us only spend five seconds at the sink. just look how many germs remain, yuck. go! you have to wash your hands for a full 20 seconds to really get the bugs off. and yes, that's singing happy birthday twice. so, let's review again. hand sanitizers, if you can't get to a sink. look for one with at least 60% alcohol, but washing with soap -- any kind -- is better as long as you wash for long enough. dr. richard besser, abc news, college park, maryland. >>> and coming up here, remember the star of the super bowl ads? well, today, she got her name. find out what it is in our "instant index." [ male announcer ] it's simple physics... a body at rest tends to stay at rest... while a body in motion tends to stay in motion. staying active can actually ease arthritis symptoms. but if you have arthritis, staying active can be difficult. prescription celebrex can help relieve arthritis pain so your body can stay in motion. because just one 200mg celebrex a day can provide 24 hour relief for many with arthritis pain and inflammation. plu